aliapp-demo/page/API/toast/toast.axml

<view class="page">
  <view class="page-description">Toast API</view>
  <view class="page-section">
    <view class="page-section-title">my.showToast</view>
    <view class="page-section-btns">
      <view type="primary" onTap="showToastSuccess">显示 success 提示</view>
      <view type="primary" onTap="showToastFail">显示 fail 提示</view>
    </view>
    <view class="page-section-btns">
      <view type="primary" onTap="showToastException">显示 exception 提示</view>
      <view type="primary" onTap="showToastNone">显示 none 弱提示</view>
    </view>
  </view>

  <view class="page-section">
    <view class="page-section-title">my.hideToast</view>
    <view class="page-section-btns">
      <view onTap="hideToast">隐藏弱提示</view>
    </view>
  </view>
</view>